26098765652 has 6 divisors (see below), whose sum is σ = 45672839898. Its totient is φ = 13049382824.

The previous prime is 26098765639. The next prime is 26098765657. The reversal of 26098765652 is 25656789062.

It can be written as a sum of positive squares in only one way, i.e., 23312403856 + 2786361796 = 152684^2 + 52786^2 .

It is a super-3 number, since 3×26098765652³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26098765657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3262345703 + ... + 3262345710.

It is an arithmetic number, because the mean of its divisors is an integer number (7612139983).

Almost surely, 2^26098765652 is an apocalyptic number.

It is an amenable number.

26098765652 is a deficient number, since it is larger than the sum of its proper divisors (19574074246).

26098765652 is a wasteful number, since it uses less digits than its factorization.

26098765652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6524691417 (or 6524691415 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 26098765652 in words is "twenty-six billion, ninety-eight million, seven hundred sixty-five thousand, six hundred fifty-two".